{"id":"CVE-2026-103288","state":"PUBLISHED","title":"Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comment Like","description":"Ghost, an open-source publishing platform, contains an input validation flaw in its comment like feature in versions from 5.9.0 before 6.44.1. An authenticated member can delete comment likes or dislikes belonging to other users that they are not authorized to delete, resulting in an authorization bypass and unauthorized modification of comment engagement data.","publishedAt":"2026-10-01T10:42:22.502Z","updatedAt":"2026-10-01T13:28:31.759Z","severity":{"score":7.1,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["TryGhost Ghost"],"affected":[{"vendor":"TryGhost","product":"Ghost","packageURL":"pkg:npm/ghost","defaultStatus":"unaffected","versions":[{"version":"5.9.0","status":"affected","lessThan":"6.44.1","versionType":"semver"},{"version":"6.44.1","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/TryGhost/Ghost/security/advisories/GHSA-qrh6-cwg3-343x","https://www.vulncheck.com/advisories/ghost-5.9.0-before-6.44.1-authorization-bypass-via-comment-like"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/103xxx/CVE-2026-103288.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-103288","state":"PUBLISHED","datePublished":"2026-10-01T10:42:22.502Z","dateUpdated":"2026-10-01T13:28:31.759Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-09-30T10:59:26.443Z"},"containers":{"cna":{"title":"Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comment Like","descriptions":[{"lang":"en","value":"Ghost, an open-source publishing platform, contains an input validation flaw in its comment like feature in versions from 5.9.0 before 6.44.1. An authenticated member can delete comment likes or dislikes belonging to other users that they are not authorized to delete, resulting in an authorization bypass and unauthorized modification of comment engagement data."}],"affected":[{"vendor":"TryGhost","product":"Ghost","packageURL":"pkg:npm/ghost","defaultStatus":"unaffected","versions":[{"version":"5.9.0","status":"affected","lessThan":"6.44.1","versionType":"semver"},{"version":"6.44.1","status":"unaffected","versionType":"semver"}]}],"references":[{"url":"https://github.com/TryGhost/Ghost/security/advisories/GHSA-qrh6-cwg3-343x","tags":["vendor-advisory"],"name":"GitHub Security Advisory (GHSA-qrh6-cwg3-343x)"},{"url":"https://www.vulncheck.com/advisories/ghost-5.9.0-before-6.44.1-authorization-bypass-via-comment-like","name":"VulnCheck Advisory: Ghost 5.9.0 before 6.44.1 Authorization Bypass via Comment Like","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-01T10:42:22.502Z"},"datePublic":"2026-08-11T00:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:ghost:ghost:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9.0","versionEndExcluding":"6.44.1"}]}]}],"credits":[{"lang":"en","value":"assakafpix","type":"reporter"},{"lang":"en","value":"Buggs777","type":"reporter"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-01T13:27:57.258567Z","id":"CVE-2026-103288","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-01T13:28:31.759Z"}}]}}}